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Aberdeen, MD

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
443-395 9   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-403 A BLTMMDSN6MD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 0   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 1   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 2   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
443-403 3   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2025-08-04   
443-403 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-403 8   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 236   2013-08-18   
443-403 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-01-25   
443-558 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 1   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-04   
443-558 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-08-07   
443-558 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 4   829J PAETEC ITEL, LLC 236   2010-03-01   
443-558 5   9212 VERIZON MARYLAND, INC. 236   2010-05-10   
443-558 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-02   
443-558 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2010-12-02   
443-558 9   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-05-04   
443-707 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
443-707 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-707 1   515J IP HORIZON LLC 236   2014-08-08   
443-707 2   876D ONVOY, LLC - MD 236   2015-07-29   
443-707 3   876D ONVOY, LLC - MD 236   2015-07-29   
443-707 4   7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 236   2014-11-17   
443-707 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-01-31   
443-707 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-707 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-11-08   
443-720 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-720 0   071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-06-22   
443-720 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-11   
443-720 3   876D ONVOY, LLC - MD 236   2016-02-25   
443-720 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-06-15   
443-720 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-01-14   
443-720 6   071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-07-19   
443-720 7   876D ONVOY, LLC - MD 236   2014-08-30   
443-720 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-720 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-07-09   
443-760 A BLTMMDCHXAX  7421 AT&T - LOCAL 236      
443-760 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 1   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2009-05-14   
443-760 3   829J PAETEC ITEL, LLC 236   2010-03-08   
443-760 4   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2012-01-14   
443-760 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2003-01-24   
443-760 9   7421 AT&T - LOCAL 236      
443-779 A BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-779 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2016-02-06   
443-779 1   145J TERRA NOVA TELECOM INC. 236   2024-07-16   
443-779 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-779 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-12-27   
443-788 A BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
443-788 0   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-04-06   
443-788 1   071F BANDWIDTH.COM CLEC, LLC - MD 236   2018-10-20   
443-788 2   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-09-08   
443-788 3   568G PEERLESS NETWORK OF MARYLAND, LLC 236   2019-03-07   
443-788 4   071F BANDWIDTH.COM CLEC, LLC - MD 236   2019-03-30   
443-788 5   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-06-24   
443-788 6   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-09-08   
443-788 7   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-05-08   
443-788 8   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-05-08   
443-788 9   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2020-03-12   
443-855 A   829J PAETEC ITEL, LLC 236   2025-04-01   
443-855 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-11-27   
443-855 1   829J PAETEC ITEL, LLC 236   2005-06-19   
443-855 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 5   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 7   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-855 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2010-10-20   
443-861 A ABRDMDABDS0  9212 VERIZON MARYLAND, INC. 236      
443-861 0   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 1   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 2   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 3   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 4   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 5   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 6   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 7   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 8   9212 VERIZON MARYLAND, INC. 236   2009-10-11   
443-861 9   9212 VERIZON MARYLAND, INC. 236   2009-10-11   

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Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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